Here are some degus

http://www.theefishbowl.com/g09-05-02/degu-400-2.jpg
http://www.gerbiiliyhdistys.fi/KUVIA/DEGU.jpg
http://members.shaw.ca/petitepaws/degu/degu1.jpg

And here are some gerbils
http://plaza1.snu.ac.kr/~vetmed/kore.../gerbil-02.jpg
http://www.animalnetwork.com/critter...art/gerbil.jpg
http://www.vidadecao.com.br/exotico/img/gerbil.jpg